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drm/rockchip: vop2: fix null point when win->regs->scl is undefined

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some plane can't support scale up/down the win->regs->scl is undefined.

Signed-off-by: Sandy Huang <hjc@rock-chips.com>
Change-Id: Ia103dcd0f2a805cba1ec0acfffe049e617fc5520
This commit is contained in:
Sandy Huang
2025-08-23 09:38:18 +08:00
parent c1306b1075
commit 3bc302ffb6
1 changed files with 4 additions and 1 deletions
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5
drivers/gpu/drm/rockchip/rockchip_drm_vop2.c
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@@ -90,7 +90,10 @@
REG_SET(x, name, win->offset, VOP_WIN_NAME(win, name), v, true)
#define VOP_SCL_SET(x, win, name, v) \
REG_SET(x, name, win->offset, win->regs->scl->name, v, true)
do { \
if (win->regs->scl) \
REG_SET(x, name, win->offset, win->regs->scl->name, v, true); \
} while (0)
#define VOP_CTRL_SET(x, name, v) \
REG_SET(x, name, 0, (x)->data->ctrl->name, v, false)